private void openEnvironment(File file) throws DatabaseInitException {
EnvironmentConfig envConfig = new EnvironmentConfig();
envConfig.setCachePercent(30);
envConfig.setAllowCreate(true);
envConfig.setTransactional(true);
envConfig.setTxnTimeout(10, TimeUnit.SECONDS);
envConfig.setLockTimeout(2000, TimeUnit.MILLISECONDS);
try {
environment = new Environment(file, envConfig);
transactionConfig = new TransactionConfig();
transactionConfig.setReadCommitted(true);
cursorConfig = new CursorConfig();
cursorConfig.setReadCommitted(true);
} catch (EnvironmentLockedException e) {
String message =
"Environment locked exception. Another process is using the same database, or the current user has no write access (database location: \""
+ file.getAbsolutePath()
+ "\")";
throw new DatabaseInitException(message);
} catch (DatabaseException e) {
String message = "A database initialisation error has occured (" + e.getMessage() + ")";
throw new DatabaseInitException(message);
}
}
